heba semrin

• Sample Collection and Preparation - Gained proficiency in proper sampling techniques for
various water and soil matrices. I have also learned to prepare samples for analysis according to
established laboratory protocols, including filtration, acid digestion, and preservation.
• Quality Control and Assurance - Developed and understanding of quality control procedures
such as calibration checks, method blanks, and duplicate analyses to ensure data accuracy and
reliability.
• Analytical Techniques - Received training on a range of analytical methods, including high
performance liquid chromatography (HPLC) and titration for determining parameters such as
metals, nutrients, and organic compounds. As well as UV-VIS-NIR Spectrophotometer, and water
quality.
• Safety and Compliance - Adhered to strict laboratory safety protocols, including the proper
handling of hazardous chemicals, waste disposal, and personal protective equipment (PPE) usage.